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Medical Term:


Pronunciation: aw′tō-in-fek′shŭn


  1. Reinfection by microbes or parasitic organisms that have already passed through an infective cycle.
  2. Self-infection by direct contagion, as with pinworm (Enterobius vermicularis) eggs passed in the infectious state and transmitted by fingernails (anal-oral route).

Synonym(s): autoreinfection, self-infection

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.